Patents by Inventor Benwen Qian

Benwen Qian has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Femoral neck resection guide
    Patent number: 7488325
    Abstract: The present invention relates to an apparatus for fitting a protecting femoral neck device. The said apparatus includes a clamping base. A fixation element whose circumference size can be adjusted according to the size of the femoral neck in mounted on an end of the said clamping base and a locating element is mounted on the other end of the said clamping base. An element for shaping the bone can be fixed on the said locating element.
    Type: Grant
    Filed: December 30, 2002
    Date of Patent: February 10, 2009
    Inventor: Benwen Qian
  • Intramedullary pin
    Publication number: 20050107790
    Abstract: The present invention relates to an intramedullary pin which includes a body. Prongs which respectively extend towards different directions are provided on one end of the said body. Grooves which extend along the axial direction are provided on the outside of the said prongs. A clamping ring which is inserted in the said grooves is mounted on the free end of the said prongs.
    Type: Application
    Filed: December 30, 2002
    Publication date: May 19, 2005
    Inventor: Benwen Qian
  • Apparatus for fitting the protecting femoral neck device
    Publication number: 20050080426
    Abstract: The present invention relates to an apparatus for fitting the protecting femoral neck device. The said apparatus includes a clamping base. A fixation element whose circumference size can be adjusted according to the size of the femoral neck is mounted on an end of the said clamping base and a locating element is mounted on the other end of the said clamping base. An element for shaping the bone can be fixed on the said locating element.
    Type: Application
    Filed: December 30, 2002
    Publication date: April 14, 2005
    Inventor: Benwen Qian